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Part Number

Part Number:
NSN:
NIIN:
Item Name:
SEAT , HELICAL COMPRESSION SPRING

Definition:

A CIRCULAR ITEM, USUALLY HAVING A FLAT OR GROOVED FLANGE, BOSS(ES), AND/OR COUNTERBORE DESIGNED TO ACCOMMODATE THE END OF THE SPRING. IT IS USED TO POSITION THE SPRING, BUT DOES NOT ENCASE THE SPRING OR RESTRAIN LATERAL MOTION. IT MAY BE USED IN CONJUNCTION WITH A RETAINER, HELICAL COMPRESSION SPRING. EXCLUDES WASHER (1), (AS MODIFIED); SEAT, BALL SOCKET AND HOLDER, SPRING. SEE ALSO ROTOR, ENGINE POPPET VALVE.

CAGE Information

Code Company
30003 NAVAL AIR SYSTEMS COMMAND

Federal Supply Class

Title

HARDWARE, COMMERCIAL

Inclusions:

INCLUDES ACCESS COVERS; BUMPERS; CASTERS; CABINET AND DOOR HARDWARE; CLEVISES; HINGES; LATCHES; STRAPS AND STRAPPING; TURNBUCKLES; WEBBED STRAPS.

Exclusions:

EXCLUDES WEAPONS SYSTEM HARDWARE (FSC 5342).

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
AMFZ SECOND END DIAMETER 0.8730 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM
ABKW OVERALL HEIGHT 0.7500 INCHES NOMINAL
BZDH DISTANCE FROM END TO FIRST STEP 0.4375 INCHES NOMINAL
BBRB END DIAMETER 0.8125 INCHES NOMINAL
FEAT SPECIAL FEATURES COUNTERSUNK ANGEL THIRTY DEGREES
MATL MATERIAL ALUMINUM ALLOY, QQ-A-225/8, ALLOY 6061, T6
APGF DESIGN TYPE SOLID
ABPS FIRST STEP LENGTH 0.0312 INCHES NOMINAL
STYL STYLE DESIGNATOR SEAT
ABPR FIRST STEP DIAMETER 1.1250 INCHES NOMINAL
BZMH SPHERICAL SEAT TOP RADIUS 0.0312 INCHES MAXIMUM
ALME MATERIAL HARDNESS RATING NOT RATED
ABXV BORE DIAMETER 0.6250 INCHES MINIMUM AND 0.6280 INCHES MAXIMUM

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